Implement npm uninstall command

[CharlieGreenman]

Feature: As a developer, I want to be able to uninstall npm packages and dependencies using the npm uninstall command

Scenario: Developer wants to uninstall a specific npm package 
Given that I have a Node.js project with npm packages and dependencies 
When I run the command "npm uninstall " 
Then the specified npm package is uninstalled from the project

Scenario: Developer wants to uninstall multiple npm packages at once 
Given that I have a Node.js project with multiple npm packages and dependencies 
When I run the command "npm uninstall   " 
Then the specified npm packages are uninstalled from the project along with their dependencies